databionics.esom.renderer.background
Class UMatrixRenderer

java.lang.Object
  databionics.esom.renderer.background.BackgroundRenderer
      databionics.esom.renderer.background.UMatrixRenderer

All Implemented Interfaces:

BmChangeListener, LrnChangeListener, ParamChangeListener, WtsChangeListener

public class UMatrixRenderer
extends BackgroundRenderer

U-Matrix background renderer. The height is the mean distance to the eight direct neighbors.

Field Summary

protected static org.apache.log4j.Logger

log interface to log4j system

Fields inherited from class databionics.esom.renderer.background.BackgroundRenderer

bmChanged, cacheMatrix, lrnChanged, paramChanged, renderer, wtsChanged

Constructor Summary

UMatrixRenderer()
Standard constructor

Method Summary

void	init() Optional initialization of background renderer.
boolean	isColorBackground() Whether this background renderer returns color matrix.
cern.colt.matrix.DoubleMatrix2D	render(Renderer renderer) Calculate the height above each neuron with the U-Matrix method.

Methods inherited from class databionics.esom.renderer.background.BackgroundRenderer

bmChanged, getCaption, getRenderer, lrnChanged, paramChanged, resetCache, setRenderer, wtsChanged

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

log

protected static final org.apache.log4j.Logger log

interface to log4j system

Constructor Detail

UMatrixRenderer

public UMatrixRenderer()

Standard constructor

Method Detail

render

public cern.colt.matrix.DoubleMatrix2D render(Renderer renderer)

Calculate the height above each neuron with the U-Matrix method.

Specified by:

render in class BackgroundRenderer

Parameters:

renderer - The invoking Renderer

isColorBackground

public boolean isColorBackground()

Description copied from class: BackgroundRenderer

Whether this background renderer returns color matrix. If false a height matrix is returned.

Specified by:

isColorBackground in class BackgroundRenderer

Returns:

true if this BackgroundRenderer returns colors, false if heights

init

public void init()

Description copied from class: BackgroundRenderer

Optional initialization of background renderer.

Overrides:

init in class BackgroundRenderer